Math, asked by SupravatMaharana, 11 months ago

Add i.x+y-z,y-x+z,x-y+z ii.2a+3b+4c,2a-3b-4c

Answers

Answered by xxx80

1

Answer:

1st: x+y-z

-x+y+z

x-y+z

= x+y+x

2nd: 2a+3b+4c

2a-3b-4c

=

$4a {}^{2}$

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